the.com/smoothing
Telling messy data to relax, breathe, and stop screaming at every little bump.
means A technique that reduces noise or sharp variation in data, curves, or signals to reveal the underlying trend.
from From Old English smoth, meaning even or free of roughness; the statistical sense planed down jagged numbers the way carpenters planed wood.
Moving averagesThe simplest smoother: just average your neighbors.
Trade-offToo much smoothing erases the signal you wanted.
EverywherePhotos, stock charts, weather forecasts, audio all use it.